Slides from talks of Alexander Yong

Patch ideals and Peterson varieties
Philadelphia Combinatorics and Algebraic Geometry seminar (March 2011), Rutgers
Lie groups and quantum mathematics seminar (March 2011), AMS meeting (Iowa City) March 2011.

Drift configurations
AMS Meeting on Combinatorial representation theory (Macalester College,
April 2010), AMS Meeting on Algebraic Combinatorics (U. Kentucky, March
2010) and York University applied algebra seminar, March
2010, U. Washington Combinatorics seminar October 2011.

Schubert combinatorics and geometry
(a lecture presented
at the "Applications of algebraic geometry" at the
Institute for Mathematics and its Applications, Minneapolis, MN. Also
presented at the CRM workshop on "Interactions of Algebraic combinatorics
and algebraic geometry" in Montreal, Canada)

Schubert Class formulas (as presented at the "Ring structures in modern
Schubert
calculus" session of the October 2002 Boston AMS meeting)